Home / 10,173.87-15,251.43-3,508.77

Finding the Fourth Proportional to 10,173.87, 15,251.43 and 3,508.77

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Solution

The fourth proportional to 10,173.87, 15,251.43 and 3,508.77 is: 5,259.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.87 : 15,251.43 = 3,508.77 : x
  2. Step 2: Convert to fraction form
    10,173.87/15,251.43 = 3,508.77/x
  3. Step 3: Cross multiply
    10,173.87x = 15,251.43 × 3,508.77
  4. Step 4: Simplify right side
    10,173.87x = 53,513,760.04
  5. Step 5: Solve for x
    x = 53,513,760.04/10,173.87
  6. Step 6: Final answer
    x = 5,259.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.